80450827 has 2 divisors, whose sum is σ = 80450828. Its totient is φ = 80450826.

The previous prime is 80450819. The next prime is 80450831. The reversal of 80450827 is 72805408.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80450827 - 2³ = 80450819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80450792 and 80450801.

It is not a weakly prime, because it can be changed into another prime (80450627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40225413 + 40225414.

It is an arithmetic number, because the mean of its divisors is an integer number (40225414).

Almost surely, 2^80450827 is an apocalyptic number.

80450827 is a deficient number, since it is larger than the sum of its proper divisors (1).

80450827 is an equidigital number, since it uses as much as digits as its factorization.

80450827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 80450827 is about 8969.4384997055. The cubic root of 80450827 is about 431.6948201120.

The spelling of 80450827 in words is "eighty million, four hundred fifty thousand, eight hundred twenty-seven".